21.15 A company starts in business on 1 January 2017, the financial year end being 31 December. You are to show: (a) The equipment account. (b) The accumulated depreciation account. (c) The balance sheet extracts for each of the years 2017, 2018, 2019, 2020. The equipment bought was: 2 machines costing 1,200 each 2017 2018 1 January 1 machine costing 800 1 July 1 October 2020 1 April 1 machine costing 600 1 machine costing 1,400 Depreciation is over 10 years, using the straight line method, machines being depreciated for the proportion of the year that they are owned